BID DOCUMENT NO. ADPL/DL/EPC/01 1750MW DEMWE LOWER ...

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1750 MW Demwe Lower HE Project Bid Document Amendment No-1 Volume/ Section Vol. IV.4 Part-A, Doc No: 904/ EMTD/ TS-00 Vol. IV.4 Part-A, Doc.No: 904/ EMTD/ TS-11 Vol. IV.4, Part-A Doc. No: 904/ EMTD/ TS-11 Vol. IV.4 Part-A Doc No: 904/ EMTD/TS-53 Vol. IV.4, Part-A Doc No. 904/ Pg. No. Cl. Ref. Existing Provision in Bid Document 178 13.1 The first two lifting beams will be attached to the hook of the gantry crane at the dam site and second and third lifting beams will be attached to the hook of the gantry crane at the dam site and the fifth lifting beam will be attached to the gantry crane in the transformer cavern of powerhouse 182 14.1 Three number gantry crane of Class-2 (IS: 807), out door travelling type is to be provided on the top of Draft pier for the operation of Draft Tube Gates-15 sets 182 14.1 The gantry crane will be used for the operation of all the four items with the help of respective individual lifting beams. The gantry’s upstream hoist shall be so designed to be on a moving trolley, to facilitate the movement of the hook upstream or downstream, so that it is possible to position the hook of the crane at the centre of gravity of the equipment it is to operate. The mechanism must be provided to lock the crane hoist trolley at these locations. When not in use the gantry will be parked at the extreme end of the dam on left side. 194 14.4.20 Design data: Gantry Crane (Draft Tube Gate) 8 1.5, 1.6 Silt/ sediment content & petrographic analysis and transport limitation 6 1.3.1. xix “Maximum cooling water inlet temperature – 25 deg. C” 20 1.4.7 “Pipes for coolers shall be made of 70:30 Cupro-Nickel alloy.” 3 1.1.1 Control, monitoring and related items and services iii) Local control cubicles for air handling units, water cooled chiller units, circulation pumps, exhaust fans etc. 2 Read as/ Remarks This para stands deleted. This para stands deleted. The gantry crane will be used for the operation of all the three items with the help of respective individual lifting beams. The gantry’s upstream hoist shall be so designed to be on a moving trolley, to facilitate the movement of the hook upstream or downstream, so that it is possible to position the hook of the crane at the centre of gravity of the equipment it is to operate. The mechanism must be provided to lock the crane hoist trolley at these locations. When not in use the gantry will be parked at the extreme end of the dam on left side. This Para stand deleted. Enclosed as Annexure B and Annexure C “Maximum cooling water inlet temperature – 23 deg. C” “Pipes for coolers shall be made of 70:30 or 90:10 Cupro- Nickel alloy.” “water cooled chiller units, Circulation pumps etc.” is deleted. 6 1.4.2 “Max. water temperature of 25 o C” “Max. water temperature of 23 o C”
1750 MW Demwe Lower HE Project Bid Document Amendment No-1 Volume/ Section EMTD/ TS-21 Vol. IV.4, Part-A Doc No. 904/ EMTD/ TS-29 Vol.IV.4, Part-B Doc No. 904/ EMTD/ MSP-10 Vol.IV.4, Part-B Doc No. EMTD/ MSP-10 Vol. IV.5 Drawing no. 904 EMTD SLD-30 1<strong>01</strong> (MV Switchgear Schematic) Pg. No. Cl. Ref. 5 1.4.1 Sr. No 13, 20 & 27 1 Sl. No 3 1 Sl. No 3 Existing Provision in Bid Document “Material of bus bar : Aluminum / Copper” Mandatory spares for 342MW turbine “Cheek Plates for top cover/ bottom ring/ Pivot ring machine” Mandatory spares for 40MW turbine “Cheek Plates for top cover/ bottom ring/ Pivot ring machine” -- “Material of bus bar : Aluminum / Copper” Encls.: Annexure B: Silt/ Sediment Content & Petrographic Analysis Annexure C: Transport Limitation/ Route Survey 3 Read as/ Remarks “Material of bus bar: Copper”. (the word “Aluminum” is deleted) “Cheek Plates for top cover/ bottom ring”. (Pivot ring machine stands deleted.) “Cheek Plates for top cover/ bottom ring”. (Pivot ring machine stands deleted.) “Material of bus bar: Copper”. (the word “Aluminum” is deleted)
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BID DOCUMENT NO. ADPL/DL/EPC/01 1750MW DEMWE LOWER ...

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